exceptional/exceptional — pull request #30 by darragh (2012-04-10 11:47:57+00:00)
Title: Whitelist filter for ENV variables

Heroku exposes lots of sensitive configuration, including passwords/api_keys, via ENV variables. I don't want these sent to exceptional.
This change adds a Exceptional::ENVIRONMENT_WHITELIST, similar to Exceptional::ENVIRONMENT_FILTER which all ENV variables must match before being sent to exceptional. It supports either exact matching of strings or matching of Regexp's